Juncker to Propose Cancelation of Two Pieces of Legislation Tuesday

BRUSSELS—The new leadership of the European Commission is poised to cancel two major pieces of environmental legislation that appear to have broad support among governments and the European Parliament.

The likely moves are part of a push by the commission’s new president, Jean-Claude Juncker, to use the institution more forcefully to set the European Union agenda, rather than taking political cues from Berlin, Paris and other capitals. The decision also reflects the influence of Frans Timmermans, Mr. Juncker’s right-hand...